code: def test_insert_into(self, postgres_handler_mock):
      df = pd.DataFrame(
          {
              "id": ["id1", "id2"],
              "content": ["this is a test", "this is a test"],
              "metadata": [{"test": "test"}, {"test": "test"}],
              "embeddings": [
                  [1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0],
                  [1.0, 2.0, 3.0, 5.0, 6.0, 8.0, 9.0, 3.0],
              ],
          }
      )
  
      df2 = pd.DataFrame(
          {
              "id": ["id1", "id2", "id3"],
              "content": [
                  "this is a test",
                  "this is a test",
                  "this is a test",
              ],
              "metadata": [
                  {"test": "test1"},
                  {"test": "test2"},
                  {"test": "test3"},
              ],
              "embeddings": [
                  [1.0, 2.0, 3.0, 4.0, 3.0, 5.0, 2.0, 8.1],
                  [4.0, 2.0, 7.0, 4.0, 2.0, 5.0, 2.0, 9.0],
                  [5.0, 2.0, 3.0, 2.0, 3.0, 3.0, 2.0, 7.0],
              ],
          }
      )
      self.set_handler(
          postgres_handler_mock, "pg", tables={"df": df, "df2": df2}
      )
  
      sql = """
              CREATE TABLE pinecone_test.testtable (
                  SELECT * FROM pg.df
              )
          """
      self.run_sql(sql)
  
      sql = """
              INSERT INTO pinecone_test.testtable (
                  id,content,metadata,embeddings
              )
              VALUES (
                  'some_unique_id', 'this is a test', '{"test": "test"}', '[1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0]'
              )
          """
      self.run_sql(sql)
      # check if the data is inserted
      sql = """
              SELECT * FROM pinecone_test.testtable
              WHERE id = 'some_unique_id'
          """
      ret = self.run_sql(sql)
      assert ret.shape[0] == 3
  
      # insert into a table with existing id, shall work
      sql = """
              INSERT INTO pinecone_test.testtable (
                  id,content,metadata,embeddings
              )
              VALUES (
                  'id1', 'this is a test', '{"test": "tester"}', '[1.0, 2.0, 3.0, 4.0, 6.0, 7.0, 8.0, 9.0]'
              )
          """
      self.run_sql(sql)
  
file_path: mindsdb/tests/handler_tests/test_pinecone_handler.py
imports: import importlib
  from unittest.mock import patch
  import os
  import pandas
  import pytest
  from mindsdb_sql import parse_sql
  from tests.unit.executor_test_base import BaseExecutorTest
label_desc: Use image node_id 5 for calling the TestPineconeHandler obj's underlying member method code with example usage: obj.test_insert_into(postgres_handler_mock) without return types